CN113172491A - A grinding device for the production of a jack piston rod - Google Patents

A grinding device for the production of a jack piston rod Download PDF

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Publication number
CN113172491A
CN113172491A CN202110554857.8A CN202110554857A CN113172491A CN 113172491 A CN113172491 A CN 113172491A CN 202110554857 A CN202110554857 A CN 202110554857A CN 113172491 A CN113172491 A CN 113172491A
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China
Prior art keywords
fixed
piston rod
hydraulic cylinder
plate
grinding
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CN202110554857.8A
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Chinese (zh)
Inventor
李波
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Zhejiang Yingrui Digital Technology Co ltd
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Zhejiang Yingrui Digital Technology Co ltd
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Priority to CN202110554857.8A priority Critical patent/CN113172491A/en
Publication of CN113172491A publication Critical patent/CN113172491A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B5/00Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/02Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
    • B24B5/04Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • B24B41/061Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
    • B24B41/062Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/22Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/06Dust extraction equipment on grinding or polishing machines
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/12Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)

Abstract

本发明公开了一种千斤顶活塞杆生产用打磨装置,包括支撑架,所述支撑架上端面设有密封箱体,所述密封箱体的内壁两侧分别固定有第一支撑板和第二支撑板,所述第二支撑板的左侧壁开设有滑轨,所述滑轨上滑动安装有滑板,所述滑板上固定有第二液压气缸,所述第二液压气缸的伸缩端旋转固定有辅助固定头。本发明通过夹紧机构固定住活塞杆的一端,活塞杆的另一端通过辅助固定头进行辅助固定,使活塞杆在进行打磨时固定更加牢固,减少晃动和位移,提高打磨的精度。

Figure 202110554857

The invention discloses a grinding device for the production of a jack piston rod, comprising a support frame, a sealing box body is arranged on the upper end surface of the support frame, and a first support plate and a second support plate are respectively fixed on both sides of the inner wall of the sealing box body The left side wall of the second support plate is provided with a sliding rail, a sliding plate is slidably installed on the sliding rail, a second hydraulic cylinder is fixed on the sliding plate, and the telescopic end of the second hydraulic cylinder is rotatably fixed with a Auxiliary fixed head. In the invention, one end of the piston rod is fixed by the clamping mechanism, and the other end of the piston rod is assisted by the auxiliary fixing head, so that the piston rod is more firmly fixed during grinding, reduces shaking and displacement, and improves grinding precision.

Figure 202110554857

Description

Polishing device for production of jack piston rod
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of jack production, in particular to the technical field of polishing devices for jack piston rod production.
[ background of the invention ]
The piston rod is a connecting component for supporting the piston to do work, is applied to an execution component of a hydraulic oil cylinder of the jack and is a moving component with frequent movement and high technical requirements, the hydraulic oil cylinder consists of a cylinder barrel, a piston rod, a piston and an end cover, the service life and the reliability of the whole product are directly influenced by the quality of the processing quality of the hydraulic oil cylinder, the processing requirement of the piston rod is high, the surface roughness requirement of the piston rod is Ra0.4-0.8 mu m, the requirements on coaxiality and wear resistance are strict, and the piston rod is basically characterized in that the processing difficulty of a slender shaft is high, so that processing personnel are always puzzled.
The piston rod needs to be polished before being used, the fixing device of the conventional polishing device can only fix one end of the piston rod when being polished, the fixing is not firm enough, and the piston rods with different diameters cannot be fixed, so that the use is limited, and the production requirement cannot be met.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides a polishing device for production of a piston rod of a jack, which can fix two ends of the piston rod and can fix piston rods with different diameters, so that the production requirements can be met.
In order to achieve the purpose, the invention provides a polishing device for production of a jack piston rod, which comprises a support frame, wherein a sealing box body is arranged on the upper end surface of the support frame, a first support plate and a second support plate are respectively fixed on two sides of the inner wall of the sealing box body, the inner sides of the first support plate and the second support plate are connected through a slide rod, a movable slide block is fixed on the slide rod in a sliding manner, a movable support is fixedly connected below the movable slide block, a vertical fixed plate is connected onto the movable support, a first motor is fixed on the left side of the fixed plate, the output end of the first motor penetrates through the fixed plate and is connected with a rotating disc, a strip-shaped groove is arranged on the right side wall of the rotating disc, one end of the piston rod is fixed inside the strip-shaped groove through a clamping mechanism, a vertical part is arranged at the left end part of the movable support, and a first hydraulic cylinder is fixed on the right side wall of the first support plate, the telescopic end of the first hydraulic cylinder is fixedly connected with the left side wall of the vertical part, the left side wall of the second support plate is provided with a slide rail, the slide rail is provided with a slide plate in a sliding manner, the slide plate is fixedly provided with a second hydraulic cylinder, the telescopic end of the second hydraulic cylinder is rotationally fixed with an auxiliary fixing head, the auxiliary fixing head consists of a plurality of step-shaped cylinders, the diameter of the cylinder close to one side of the piston rod is smaller than that of the cylinder far away from one side of the piston rod, the auxiliary fixing head is fixed with the other end of the piston rod, the bottom of the sealed box body is fixedly provided with an electric push rod, the upper end face of the electric push rod is fixedly provided with a base, the two sides of the base are fixedly provided with third hydraulic cylinders, the telescopic end of the third hydraulic cylinder is fixedly provided with a movable plate, the movable plate is fixedly provided with a polishing mechanism, and dust collection heads are arranged below the two sides of the polishing mechanism, the dust collection head is connected with dust collectors through an air suction pipe, the two dust collectors are connected to a waste material box through connecting pipes, and a filter plate is arranged in the waste material box.
Preferably, the grinding mechanism comprises a second motor fixed on the upper end face of the movable plate, a protective shell is arranged on the outer side of the second motor, and the output end of the second motor penetrates through the protective shell and is provided with a grinding head.
Preferably, the bottom of the support frame is provided with a recovery box, and the dust collector and the waste box are both arranged in the recovery box.
Preferably, a fourth hydraulic cylinder is arranged below the second hydraulic cylinder, and a telescopic end of the fourth hydraulic cylinder is fixed on the lower end face of the second hydraulic cylinder.
Preferably, the clamping mechanism comprises two arc-shaped clamping plates, each arc-shaped clamping plate is provided with an adjusting screw rod, the arc-shaped clamping plates are located in the strip-shaped grooves, and the adjusting screw rods penetrate through the rotating disc.
Preferably, an air inlet is formed in the upper end face of the sealing box body, an air blower is arranged at the air inlet, and the air inlet is located above the grinding mechanism.
The invention has the beneficial effects that: according to the invention, one end of the piston rod is fixed through the clamping mechanism, and the other end of the piston rod is subjected to auxiliary fixing through the auxiliary fixing head, so that the piston rod is more firmly fixed during polishing, the shaking and the displacement are reduced, and the polishing precision is improved; the clamping mechanism can fix piston rods with different diameters through the adjusting screw rod, and the step design of the auxiliary fixing head can be fixed in through holes with different diameters of the piston rods, so that the auxiliary fixing head is suitable for piston rods with different models, has wider applicability and cannot influence polishing work; the height of the polishing mechanism is adjusted through the electric push rod, and the polishing angle of the polishing mechanism is adjusted through the third hydraulic cylinder, so that the polishing flexibility is higher, and the polishing mechanism can be freely adjusted according to production requirements; the design of the dust collection head is used for absorbing the scraps generated during grinding of the grinding device, and the generated scraps are collected into the waste box, so that the cleaning work of the grinding device is reduced, and the production efficiency is improved; the design of the sealing box body prevents the polished dust from dispersing in the air, so that the workshop environment is polluted and the health of workers is harmed.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic structural diagram of a polishing device for producing a piston rod of a jack according to the present invention;
FIG. 2 is a schematic structural diagram of a polishing mechanism of the polishing device for producing the piston rod of the jack;
FIG. 3 is a schematic view of an auxiliary fixing head structure of a polishing device for producing a piston rod of a jack according to the present invention;
fig. 4 is a schematic structural diagram of a clamping mechanism of the polishing device for producing the piston rod of the jack.
In the figure: 1-supporting frame, 2-sealing box body, 3-sliding rod, 4-rotating disc, 5-sliding rail, 6-electric push rod, 7-dust collection head, 8-recycling box, 9-blower, 10-piston rod, 21-first supporting plate, 22-, second supporting plate, 23-air inlet, 30-first motor, 31-moving slide block, 32-moving bracket, 33-fixing plate, 34-first hydraulic cylinder, 35-arc clamp, 36-adjusting screw, 41-strip groove, 51-sliding plate, 52-second hydraulic cylinder, 53-auxiliary fixing head, 54-fourth hydraulic cylinder, 61-base, 62-third hydraulic cylinder, 63-movable plate, 64-second motor, 65-protective shell, 66-grinding head, 71-air suction pipe, 72-dust suction machine, 73-waste box and 74-filter plate.
[ detailed description ] embodiments
Referring to fig. 1, 2, 3 and 4, the polishing device for producing a piston rod of a jack according to the present invention includes a supporting frame 1, wherein a sealing box 2 is disposed on an upper end surface of the supporting frame 1, a first supporting plate 21 and a second supporting plate 22 are respectively fixed on two sides of an inner wall of the sealing box 2, inner upper sides of the first supporting plate 21 and the second supporting plate 22 are connected through a sliding rod 3, a moving slider 31 is fixed on the sliding rod 3 in a sliding manner, a moving bracket 32 is fixed below the moving slider 31 in a connecting manner, a vertical fixing plate 33 is connected on the moving bracket 32, a first motor 30 is fixed on a left side of the fixing plate 33, an output end of the first motor 30 penetrates through the fixing plate 33 and is connected with a rotating disc 4, a strip-shaped groove 41 is disposed on a right side wall of the rotating disc 4, one end of the piston rod 10 is fixed inside the strip-shaped groove 41 through a clamping mechanism, the left end part of the movable support 32 is provided with a vertical part, the right side wall of the first support plate 21 is fixed with a first hydraulic cylinder 34, the telescopic end of the first hydraulic cylinder 34 is fixedly connected with the left side wall of the vertical part, the left side wall of the second support plate 22 is provided with a slide rail 5, the slide rail 5 is provided with a slide plate 51 in a sliding manner, the slide plate 51 is fixed with a second hydraulic cylinder 52, the telescopic end of the second hydraulic cylinder 52 is rotationally fixed with an auxiliary fixing head 53, the auxiliary fixing head 53 is composed of a plurality of cylinders in a step shape, the diameter of the cylinder close to one side of the piston rod 10 is smaller than that of the cylinder far away from one side of the piston rod 10, the auxiliary fixing head 53 fixes the other end of the piston rod 10, the bottom of the seal box 2 is fixed with an electric push rod 6, and the upper end surface of the electric push rod 6 is fixed with a base 61, the grinding machine comprises a base 61, a first hydraulic cylinder 62, a second hydraulic cylinder 52, a movable plate 63, a grinding mechanism, dust collection heads 7, a dust collector 72, a waste bin 73, a filter plate 74, a grinding mechanism, a second motor 64, a protective shell 65, a grinding head 66, a recovery box 8, a dust collector 72, a waste bin 73, a fourth hydraulic cylinder 54, a fourth hydraulic cylinder 52, a dust collection head 7, a dust collection head 72, a dust collection head 66, a dust collection head 73, a dust collection box 52, a recovery box 8, a dust collection box 72, a waste bin 73 and a dust collection box 52, the flexible end of fourth hydraulic cylinder 54 is fixed the lower terminal surface of second hydraulic cylinder 52, clamping mechanism includes two arc splint 35, every all be equipped with an adjusting screw 36 on the arc splint 35, arc splint 35 is located in bar groove 41, adjusting screw 36 runs through the rolling disc 4 sets up, the up end of seal box 2 is equipped with air inlet 23, air inlet 23 department is equipped with air-blower 9, air inlet 23 is located grinding mechanism's top.
The working process of the invention is as follows:
in the working process of the polishing device for producing the jack piston rod, one end of a piston rod 10 is fixed through an arc-shaped clamp 35 and is screwed through an adjusting screw rod 36, the other end of the piston rod 10 is fixed through an auxiliary fixing head 53, after the piston rod 10 is fixed, the height of a polishing head 66 is adjusted through an electric push rod 6, the polishing angle of the polishing head 66 is adjusted through adjusting a third hydraulic cylinder 62, a first hydraulic cylinder 34 and a second hydraulic cylinder 52 are adjusted to enable the right end part of the piston rod 10 to be aligned with the polishing head 66, then the polishing device is started, a second motor 64 drives the polishing head 66 to rotate to polish the outer wall of the piston rod 10, a first motor 30 drives the piston rod 10 to rotate, the first hydraulic cylinder 34 extends at a constant speed, the second hydraulic cylinder 52 contracts at the same speed to drive the piston rod 10 to horizontally slide below a sliding rod 3 at a constant speed, so that the polishing head 66 polishes the outer wall of the piston rod uniformly, can be polished back and forth as required, and during polishing, the blower 9 blows air to the polishing head 66 through the air inlet 23, so that the polished chips enter the dust suction heads on the two sides, and the absorbed chips enter the waste box 73 for storage.
According to the invention, one end of the piston rod is fixed through the clamping mechanism, and the other end of the piston rod is subjected to auxiliary fixing through the auxiliary fixing head, so that the piston rod is more firmly fixed during polishing, the shaking and the displacement are reduced, and the polishing precision is improved; the clamping mechanism can fix piston rods with different diameters through the adjusting screw rod, and the step design of the auxiliary fixing head can be fixed in through holes with different diameters of the piston rods, so that the auxiliary fixing head is suitable for piston rods with different models, has wider applicability and cannot influence polishing work; the height of the polishing mechanism is adjusted through the electric push rod, and the polishing angle of the polishing mechanism is adjusted through the third hydraulic cylinder, so that the polishing flexibility is higher, and the polishing mechanism can be freely adjusted according to production requirements; the design through the dust absorption head absorbs the piece that grinding device produced when polishing, and in collecting the waste bin with the piece that produces, reduce grinding device's cleaning, improve production efficiency.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.

Claims (6)

1.一种千斤顶活塞杆生产用打磨装置,其特征在于:包括支撑架(1),所述支撑架(1)上端面设有密封箱体(2),所述密封箱体(2)的内壁两侧分别固定有第一支撑板(21)和第二支撑板(22),所述第一支撑板(21)和第二支撑板(22)的内侧上方通过滑杆(3)连接,所述滑杆(3)上滑动固定有移动滑块(31),所述移动滑块(31)的下方连接固定有移动支架(32),所述移动支架(32)上连接有竖直的固定板(33),所述固定板(33)的左侧固定有第一电机(30),所述第一电机(30)的输出端贯穿所述固定板(33)并连接有转动盘(4),所述转动盘(4)的右侧壁设置有条形槽(41),所述条形槽(41)的内部通过夹紧机构固定活塞杆(10)的一端,所述移动支架(32)的左端部设有竖直部,所述第一支撑板(21)的右侧壁固定有第一液压气缸(34),所述第一液压气缸(34)的伸缩端与所述竖直部的左侧壁相连接固定,所述第二支撑板(22)的左侧壁开设有滑轨(5),所述滑轨(5)上滑动安装有滑板(51),所述滑板(51)上固定有第二液压气缸(52),所述第二液压气缸(52)的伸缩端旋转固定有辅助固定头(53),所述辅助固定头(53)由若干呈台阶状的圆柱体组成,靠近所述活塞杆(10)一侧的圆柱体的直径小于远离所述活塞杆(10)一侧的圆柱体的直径,所述辅助固定头(53)固定所述活塞杆(10)的另一端,所述密封箱体(2)的底部固定有电动推杆(6),所述电动推杆(6)的上端面固定有底座(61),所述底座(61)的两侧固定有第三液压气缸(62),所述所述第三液压气缸(62)的伸缩端固定有活动板(63),所述活动板(63)上固定有打磨机构,所述打磨机构的两侧下方设置有吸尘头(7),所述吸尘头(7)通过吸气管(71)连接有吸尘机(72),两个所述吸尘机(72)通过连接管连接到废料箱(73),所述废料箱(73)内设有滤板(74)。1. A grinding device for the production of a jack piston rod, characterized in that it comprises a support frame (1), and the upper end face of the support frame (1) is provided with a sealing box (2), and the sealing box (2) has a A first support plate (21) and a second support plate (22) are respectively fixed on both sides of the inner wall, and the upper inner sides of the first support plate (21) and the second support plate (22) are connected by a sliding rod (3), A moving slider (31) is slidably fixed on the sliding rod (3), a moving bracket (32) is connected and fixed below the moving slider (31), and a vertical vertical a fixing plate (33), a first motor (30) is fixed on the left side of the fixing plate (33), the output end of the first motor (30) penetrates the fixing plate (33) and is connected with a rotating disc ( 4), the right side wall of the rotating disk (4) is provided with a bar-shaped groove (41), and the inside of the bar-shaped groove (41) fixes one end of the piston rod (10) through a clamping mechanism, and the moving bracket The left end of (32) is provided with a vertical part, the right side wall of the first support plate (21) is fixed with a first hydraulic cylinder (34), and the telescopic end of the first hydraulic cylinder (34) is connected to the The left side wall of the vertical part is connected and fixed, the left side wall of the second support plate (22) is provided with a sliding rail (5), and a sliding plate (51) is slidably installed on the sliding rail (5). A second hydraulic cylinder (52) is fixed on the slide plate (51), and an auxiliary fixing head (53) is rotatably fixed at the telescopic end of the second hydraulic cylinder (52), and the auxiliary fixing head (53) is composed of several steps. The diameter of the cylinder on the side close to the piston rod (10) is smaller than the diameter of the cylinder on the side away from the piston rod (10), and the auxiliary fixing head (53) fixes the piston rod On the other end of (10), an electric push rod (6) is fixed on the bottom of the sealed box (2), and a base (61) is fixed on the upper end surface of the electric push rod (6). The base (61) A third hydraulic cylinder (62) is fixed on both sides of the third hydraulic cylinder (62), a movable plate (63) is fixed on the telescopic end of the third hydraulic cylinder (62), and a grinding mechanism is fixed on the movable plate (63). A vacuum cleaner (72) is connected to the vacuum cleaner (72) through the suction pipe (71), and the two vacuum cleaners (72) pass through the two sides of the grinding mechanism. The connecting pipe is connected to a waste box (73), and a filter plate (74) is arranged in the waste box (73). 2.如权利要求1所述的千斤顶活塞杆生产用打磨装置,其特征在于:所述打磨机构包括固定于所述活动板(63)上端面的第二电机(64),所述第二电机(64)的外侧设有保护壳(65),所述第二电机(64)的输出端贯穿所述保护壳(65)且安装有打磨头(66)。2. The grinding device for the production of a jack piston rod according to claim 1, wherein the grinding mechanism comprises a second motor (64) fixed on the upper end face of the movable plate (63), and the second motor The outer side of the (64) is provided with a protective shell (65), the output end of the second motor (64) penetrates the protective shell (65) and a grinding head (66) is installed. 3.如权利要求1或2所述的千斤顶活塞杆生产用打磨装置,其特征在于:所述支撑架(1)的底部设有回收箱(8),所述吸尘机(72)和所述废料箱(73)均设于所述回收箱(8)内。3. The grinding device for producing a jack piston rod according to claim 1 or 2, characterized in that: the bottom of the support frame (1) is provided with a recovery box (8), the vacuum cleaner (72) and the The waste bins (73) are all arranged in the recycling bins (8). 4.如权利要求1或2或3所述的千斤顶活塞杆生产用打磨装置,其特征在于:所述第二液压气缸(52)的下方设有第四液压气缸(54),所述第四液压气缸(54)的伸缩端固定在所述第二液压气缸(52)的下端面。4. The grinding device for jack piston rod production according to claim 1, 2 or 3, characterized in that: a fourth hydraulic cylinder (54) is provided below the second hydraulic cylinder (52), and the fourth hydraulic cylinder (54) is provided below the second hydraulic cylinder (52). The telescopic end of the hydraulic cylinder (54) is fixed on the lower end surface of the second hydraulic cylinder (52). 5.如权利要求1所述的千斤顶活塞杆生产用打磨装置,其特征在于:所述夹紧机构包括两个弧形夹板(35),每个所述弧形夹板(35)上均设有一个调节螺杆(36),所述弧形夹板(35)位于所述条形槽(41)内,所述调节螺杆(36)贯穿所述转动盘(4)设置。5. The grinding device for producing a jack piston rod according to claim 1, wherein the clamping mechanism comprises two arc-shaped clamping plates (35), and each of the arc-shaped clamping plates (35) is provided with An adjusting screw (36), the arc-shaped clamping plate (35) is located in the strip groove (41), and the adjusting screw (36) is arranged through the rotating disk (4). 6.如权利要求1所述的千斤顶活塞杆生产用打磨装置,其特征在于:所述密封箱体(2)的上端面设有进气口(23),所述进气口(23)处设有鼓风机(9),所述进气口(23)位于所述打磨机构的上方。6. The grinding device for the production of a jack piston rod according to claim 1, characterized in that: an air inlet (23) is provided on the upper end face of the sealing box (2), and the air inlet (23) is located at the A blower (9) is provided, and the air inlet (23) is located above the grinding mechanism.
CN202110554857.8A 2021-05-21 2021-05-21 A grinding device for the production of a jack piston rod Pending CN113172491A (en)

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CN202110554857.8A CN113172491A (en) 2021-05-21 2021-05-21 A grinding device for the production of a jack piston rod

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CN113172491A true CN113172491A (en) 2021-07-27

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CN201645307U (en) * 2010-01-04 2010-11-24 常州兆邦液压成套设备有限公司 Over-length and overlarge-diameter hydraulic cylinder piston rod polisher
JP3200566U (en) * 2015-08-10 2015-10-22 平湖市雀曲▲貿▼易有限公司 Thunder device
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CN111002210A (en) * 2019-12-11 2020-04-14 青岛张氏上佳科技有限公司 Automatic polishing equipment for surface of piston rod
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117140266A (en) * 2023-07-21 2023-12-01 天工爱和特钢有限公司 A grinding and dust removal device for hot work die steel bar processing and its use method

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